Diazo dyes having a phenylene group as the middle component and

Details Diazo dyes having a phenylene group as the middle component and Diazo dyes having a phenylene group as the middle component and

1995-12-05

1997-09-02

Higel, Floyd D.

Organic compounds -- part of the class 532-570 series

Organic compounds

Azo

534764, 534832, 534834, 534835, 534836, 534837, C09B 3108, C09B 31072, C09B 3114, C09B 31143, C09B 3115, D06P 306

Patent

active

056633092

ABSTRACT:
Azo dyes of the formula ##STR1## in which R.sub.1 is hydrogen or substituted or unsubstituted phenylamino,

REFERENCES:
patent: 3676050 (1972-07-01), James
patent: 4143035 (1979-03-01), Stingl, I.
patent: 4173565 (1979-11-01), Stingl, II
patent: 4217102 (1980-08-01), Stingl, III
patent: 4323498 (1982-04-01), Benguerel, I

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